201990318523

素因数分解:

$7^1\times {\mathrm{127}}^1\times {\mathrm{1621}}^1\times {\mathrm{140167}}^1$

素因数の和:141922

約数の個数: 16

約数和(自身を含む): 232808955904

約数和(自身を除く): 30818637381

約数列:

[1, 7, 127, 889, 1621, 11347, 140167, 205867, 981169, 1441069, 17801209, 124608463, 227210707, 1590474949, 28855759789, 201990318523]

約数ペア:

[(1, 201990318523), (7, 28855759789), (127, 1590474949), (889, 227210707), (1621, 124608463), (11347, 17801209), (140167, 1441069), (205867, 981169)]